题目内容
2Was it in the 1969____the American astronaut succeeded____ landing on the moon.
A. when; on B. that; on C. when; in D. that; in
D
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题目内容
2Was it in the 1969____the American astronaut succeeded____ landing on the moon.
A. when; on B. that; on C. when; in D. that; in
D